Bosch Gauges represent the latest in design following our 100+ year history of Automotive, Industrial, and Racing products. The Retro line delivers style and performance while featuring a clean, easy to read look with white lettering against a black face. Product Features:Legendary 60's styling reproduced with modern electronics inside with retro looks outside3 3/8 with 90 degree sweep0-8000 RPM Range, driven by Air Core meterInternal setting for 1,2,4,6,8, and 10 cylinder engines, DIS ignitions covered with 2 cylinder setting360 degree lightingAll metal tachometer housing with removable chrome cap and includes 2 brackets